Home / 259,831.84-389,884.48-184,417.60

Finding the Fourth Proportional to 259,831.84, 389,884.48 and 184,417.60

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Solution

The fourth proportional to 259,831.84, 389,884.48 and 184,417.60 is: 276,723.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,831.84 : 389,884.48 = 184,417.60 : x
  2. Step 2: Convert to fraction form
    259,831.84/389,884.48 = 184,417.60/x
  3. Step 3: Cross multiply
    259,831.84x = 389,884.48 × 184,417.60
  4. Step 4: Simplify right side
    259,831.84x = 71,901,560,078.85
  5. Step 5: Solve for x
    x = 71,901,560,078.85/259,831.84
  6. Step 6: Final answer
    x = 276,723.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.